322625 has 16 divisors (see below), whose sum is σ = 421200. Its totient is φ = 246400.

The previous prime is 322613. The next prime is 322627. The reversal of 322625 is 526223.

It is a happy number.

It is a Cunningham number, because it is equal to 568²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 152881 + 169744 = 391^2 + 412^2 .

It is a de Polignac number, because none of the positive numbers 2^k-322625 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322597 and 322606.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 322625.

It is not an unprimeable number, because it can be changed into a prime (322627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3581 + ... + 3669.

It is an arithmetic number, because the mean of its divisors is an integer number (26325).

2³²²⁶²⁵ is an apocalyptic number.

It is an amenable number.

322625 is a deficient number, since it is larger than the sum of its proper divisors (98575).

322625 is an equidigital number, since it uses as much as digits as its factorization.

322625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 123 counting only the distinct ones).

The product of its digits is 720, while the sum is 20.

The square root of 322625 is about 568.0008802810. Note that the first 3 decimals coincide. The cubic root of 322625 is about 68.5855573978.

Adding to 322625 its reverse (526223), we get a palindrome (848848).

The spelling of 322625 in words is "three hundred twenty-two thousand, six hundred twenty-five".